Listen to Than Vaanathai online. Than Vaanathai is a Tamil language song and is sung by M.S. Viswanathan, S. Janaki and S.P. Balasubrahmanyam. Than Vaanathai, from the album Amarakaviyam-Oomai Kanavu Kandaal-Othayadipathayilae, was released in the year 1979. The duration of the song is 5:09. Download Tamil songs online from JioSaavn.